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论坛广场 › Delphi › 【分享】Delphi调用dll窗体

阿杰发表于 2009-7-26 13:42:52

【分享】Delphi调用dll窗体

<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">一、<span>dll</span>建立</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">（一）dll文件</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">library sharefaxcnv;</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">uses</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">SysUtils,</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">Classes,</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">uTest in 'uTest.pas' {frmTest};</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">procedure ShowTest();stdcall;</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">var</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">f:TfrmTest;</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">begin</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">f:=TfrmTest.Create(nil);</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">try</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2"><span style="mso-spacerun: yes">   </span>f.ShowModal;</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">finally</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2"><span style="mso-spacerun: yes">   </span>f.Free;</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">end;</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">end;</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">{$R *.res}</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">exports</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">ShowTest;</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">begin</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">end.</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">----------------------------------------------------------</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">（二）dll中的窗体单元</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">unit uTest;</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">interface</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">uses</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">Windows,<span style="mso-spacerun: yes"> </span>SysUtils, Controls, Forms;</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">type</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">TfrmTest = class(TForm)</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">private</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2"><span style="mso-spacerun: yes">    </span>{ Private declarations }</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">public</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2"><span style="mso-spacerun: yes">    </span>{ Public declarations }</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">end;</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">var</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">frmTest: TfrmTest;</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">implementation</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">{$R *.dfm}</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">end.</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">-----------------------------------------------------------</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">二、调用主程序</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><font size="2"><span style="FONT-SIZE: 14pt">（一）</span><span style="FONT-SIZE: 14pt">调用<span>DLL</span>的<span>DPR</span></span></font></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">program Pmain;</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">uses</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">Sharemem ,Forms,</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><font size="2"><span style="FONT-SIZE: 14pt">main in 'main.pas' {Form1};//</span><span style="FONT-SIZE: 14pt">要加入<span>Sharemem,</span>否则主程序退出出错。</span></font></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">{$R *.res}</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">begin</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">Application.Initialize;</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">Application.CreateForm(TForm1, Form1);</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">Application.Run;</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">end.</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">（二）DPR单元文件</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">unit main;</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">interface</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">uses</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">Windows, SysUtils, Classes, Controls, Forms, StdCtrls;</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">type</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">TForm1 = class(TForm)</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2"><span style="mso-spacerun: yes">    </span>Button1: TButton;</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2"><span style="mso-spacerun: yes">    </span>procedure Button1Click(Sender: TObject);</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">private</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2"><span style="mso-spacerun: yes">    </span>{ Private declarations }</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">public</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2"><span style="mso-spacerun: yes">    </span>{ Public declarations }</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">end;</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">var</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">Form1: TForm1;</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">｛静态调用时</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">procedure ShowTest;stdcall;external 'sharefaxcnv.dll';</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">}</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">implementation</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">{$R *.dfm}</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">procedure TForm1.Button1Click(Sender: TObject);</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">type</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">mypointer=Procedure();stdcall;</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">var</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">Handle:THandle;</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">frm_p:mypointer;</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">begin</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">Handle:=loadlibrary('sharefaxcnv.dll');</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">if Handle>32 then</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">begin</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2"><span style="mso-spacerun: yes">     </span>frm_p:=GetProcAddress(Handle,'ShowTest');</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2"><span style="mso-spacerun: yes">     </span>if @frm_p<>nil then frm_p;</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">end;</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">Freelibrary(Handle);</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">end;</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">｛静态调用</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">begin</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">ShowTest;</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">end;</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">｝</font></span></p>
<p style="MARGIN: 0cm="0cm"0cm="0cm"0pt" class="MsoNormal"><span style="FONT-SIZE: 14pt"><font size="2">end.</font></span></p>

upring 发表于 2015-5-9 12:32:55

帖子乱码了大侠

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